<template>
	<div class="app-container">
		<el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
			<el-form-item label="部门名称" prop="deptName">
				<el-input
					v-model="queryParams.deptName"
					placeholder="请输入部门名称"
					clearable
					size="small"
					@keyup.enter.native="handleQuery"
				/>
			</el-form-item>
			<el-form-item>
				<el-button type="cyan" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
				<el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
			</el-form-item>
		</el-form>

		<el-row :gutter="10" class="mb8">
			<el-col :span="1.5">
				<el-button
					type="primary"
					icon="el-icon-plus"
					size="mini"
					@click="handleAdd"
				>新增</el-button>
			</el-col>
			<right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
		</el-row>

		<el-table
			v-loading="loading"
			:data="deptList"
			row-key="deptId"
			default-expand-all
			:tree-props="{children: 'children', hasChildren: 'hasChildren'}"
		>
			<el-table-column label="序号" align="center" type="index" />
			<el-table-column label="部门名称" align="center" prop="deptName" />
			<el-table-column label="操作" align="center">
				<template slot-scope="scope">
					<el-button
						size="mini"
						type="text"
						icon="el-icon-edit"
						@click="handleUpdate(scope.row)"
					>修改</el-button>
					<el-button
						size="mini"
						type="text"
						icon="el-icon-delete"
						@click="handleDelete(scope.row)"
					>删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!-- 添加或修改部门对话框 -->
		<el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
			<el-form ref="form" :model="form" :rules="rules" label-width="80px">
				<el-form-item label="医院ID" prop="hospitalId">
					<el-input v-model="form.hospitalId" placeholder="请输入医院ID" />
				</el-form-item>
				<el-form-item label="部门名称" prop="deptName">
					<el-input v-model="form.deptName" placeholder="请输入部门名称" />
				</el-form-item>
				<el-form-item label="部门位置" prop="deptPosition">
					<el-input v-model="form.deptPosition" placeholder="请输入部门位置" />
				</el-form-item>
				<el-form-item label="图标名称" prop="icon">
					<el-input v-model="form.icon" placeholder="请输入图标名称" />
				</el-form-item>
				<el-form-item label="父ID" prop="parentId">
					<treeselect v-model="form.parentId" :options="deptOptions" :normalizer="normalizer" placeholder="请选择父ID" />
				</el-form-item>
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button type="primary" @click="submitForm">确 定</el-button>
				<el-button @click="cancel">取 消</el-button>
			</div>
		</el-dialog>
	</div>
</template>

<script>
import { listDept, getDept, delDept, addDept, updateDept, exportDept } from "@/api/hospital/dept";
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";

export default {
	name: "Dept",
	components: { Treeselect },
	data() {
		return {
			// 遮罩层
			loading: true,
			// 显示搜索条件
			showSearch: true,
			// 部门表格数据
			deptList: [],
			// 部门树选项
			deptOptions: [],
			// 弹出层标题
			title: "",
			// 是否显示弹出层
			open: false,
			// 查询参数
			queryParams: {
				hospitalId: null,
				deptName: null,
				deptPosition: null,
				icon: null,
				parentId: null,
			},
			// 表单参数
			form: {},
			// 表单校验
			rules: {
				parentId: [
					{ required: true, message: "父ID不能为空", trigger: "blur" }
				],
			}
		};
	},
	created() {
		this.getList();
	},
	methods: {
		/** 查询部门列表 */
		getList() {
			this.loading = true;
			listDept(this.queryParams).then(response => {
				this.deptList = this.handleTree(response.data, "deptId", "parentId");
				this.loading = false;
			});
		},
		/** 转换部门数据结构 */
		normalizer(node) {
			if (node.children && !node.children.length) {
				delete node.children;
			}
			return {
				id: node.deptId,
				label: node.deptName,
				children: node.children
			};
		},
		/** 查询部门下拉树结构 */
		getTreeselect() {
			listDept().then(response => {
				this.deptOptions = [];
				const data = { deptId: 0, deptName: '顶级节点', children: [] };
				data.children = this.handleTree(response.data, "deptId", "parentId");
				this.deptOptions.push(data);
			});
		},
		// 取消按钮
		cancel() {
			this.open = false;
			this.reset();
		},
		// 表单重置
		reset() {
			this.form = {
				deptId: null,
				hospitalId: null,
				deptName: null,
				deptPosition: null,
				icon: null,
				parentId: null,
				createBy: null,
				createTime: null,
				updateBy: null,
				updateTime: null
			};
			this.resetForm("form");
		},
		/** 搜索按钮操作 */
		handleQuery() {
			this.getList();
		},
		/** 重置按钮操作 */
		resetQuery() {
			this.resetForm("queryForm");
			this.handleQuery();
		},
		/** 新增按钮操作 */
		handleAdd() {
			this.reset();
			this.getTreeselect();
			this.open = true;
			this.title = "添加部门";
		},
		/** 修改按钮操作 */
		handleUpdate(row) {
			this.reset();
			this.getTreeselect();
			if (row != null) {
				this.form.parentId = row.deptId;
			}
			getDept(row.deptId).then(response => {
				this.form = response.data;
				this.open = true;
				this.title = "修改部门";
			});
		},
		/** 提交按钮 */
		submitForm() {
			this.$refs["form"].validate(valid => {
				if (valid) {
					if (this.form.deptId != null) {
						updateDept(this.form).then(response => {
							if (response.code === 200) {
								this.msgSuccess("修改成功");
								this.open = false;
								this.getList();
							}
						});
					} else {
						addDept(this.form).then(response => {
							if (response.code === 200) {
								this.msgSuccess("新增成功");
								this.open = false;
								this.getList();
							}
						});
					}
				}
			});
		},
		/** 删除按钮操作 */
		handleDelete(row) {
			this.$confirm('是否确认删除部门编号为"' + row.deptId + '"的数据项?', "警告", {
				confirmButtonText: "确定",
				cancelButtonText: "取消",
				type: "warning"
			}).then(function() {
				return delDept(row.deptId);
			}).then(() => {
				this.getList();
				this.msgSuccess("删除成功");
			}).catch(function() {});
		}
	}
};
</script>
